Add ESLint, Add worker utils

eslint.config.mts

@@ -0,0 +1,24 @@
+import js from "@eslint/js";
+import globals from "globals";
+import tseslint from "typescript-eslint";
+import { defineConfig } from "eslint/config";
+import stylistic from "@stylistic/eslint-plugin";
+
+export default defineConfig([
+  {
+    files: ["**/*.{js,mjs,cjs,ts,mts,cts}"],
+    plugins: { js,
+      "@stylistic": stylistic
+    },
+    extends: ["js/recommended"],
+    languageOptions: { globals: globals.browser },
+    rules: {
+      "@stylistic/max-len": ["error", { code: 80, tabWidth: 2 }],
+    }
+  },
+  tseslint.configs.recommended,
+  stylistic.configs.customize({
+    quotes: "double",
+    semi: true,
+  })
+]);